QSFPDD-400G-LR4 400G Module LR4
Optical SFP Module
400G QSFP-DD LR4 Transceiver, SM, LWDM4, 10KM
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QSFPDD-400G-FR4
400G QSFP-DD LR4 Transceiver, SM, LWDM4, 10KM
Features
- Supports 425Gb/s PAM4
- Built-in 400G PAM4 DSP
- Cooled 4 channels EML TOSA
- 4 channels PIN ROSA
- Maximum link length of 10km SMF with KP-FEC
- LC duplex receptacle
- Hot pluggable QSFP-DD form factor
- Digital Diagnostics Monitoring Interface
- Commercial operating case temperature range: 0~ 70ºC
- Compatible with RoHS
- Power dissipation <12W
- TDECQ<3.9dB
Application
- 400G Ethernet
- Data Center
- Infiniband QDR
- Fiber channel
Standard
- IEEE 802.3bs 400GBASE-LR4
- QSFP-DD MSA compliant
- Compliant to SFF-8636
Absolute Maximum Ratings
| Parameter | Symbol | Min | Max | Unit |
| Storage Ambient Temperature | TSTG | -40 | 85 | ℃ |
| Operating Humidity | HO | 5 | 85 | % |
| Power Supply Voltage | Vcc | -0.3 | 3.6 | V |
| Signal Input Voltage | Vcc-0.3 | Vcc +0.3 | V |
Recommended Operating Conditions
| Parameter | Symbol | Min | Typical | Max | Unit |
| Operating Case Temperature | Tc | 0 | 70 | ℃ | |
| Power Supply Voltage | Vcc | 3.13 | 3.3 | 3.47 | V |
| Data Rate, each Lane (PAM4) | 106.25 | Gbps | |||
| Fiber Length 09/125μm core SMF | – | – | 10 | km |
Optical and Electrical Characteristics
| Optical Transmitter Characteristics | ||||||
| Parameter | Symbol | Min | Typical | Max | Unit | Notes |
| Launched Power (avg.) Per Lane | Pavg | -2.8 | 5.3 | dBm | ||
| Wavelength Range | L1 | 1294.53 | 1295.56 | 1296.59 | nm | |
| Wavelength Range | L2 | 1299.02 | 1300.05 | 1301.09 | nm | |
| Wavelength Range | L3 | 1303.54 | 1304.58 | 1305.63 | nm | |
| Wavelength Range | L4 | 1308.09 | 1309.14 | 1310.19 | nm | |
| Spectral Width(-20dB) | ∆λ | 0.6 | nm | |||
| Extinction Ratio | ER | 3.5 | dB | |||
| Transmitter OFF Output Power | POff | -30 | dBm | |||
| Optical Modulation
Amplitude(OMA outer) |
OMA | -1.6 | 5 | dBm | ||
| Transmitter and dispersion
eye closure(TDECQ) |
TDECQ | 3.9 | dB | |||
| Optical Receiver Characteristics | ||||||
| Parameter | Symbol | Min | Typical | Max | Unit | Notes |
| Receiver Wavelength Range | L1 | 1294.53 | 1295.56 | 1296.59 | nm | |
| Receiver Wavelength Range | L2 | 1299.02 | 1300.05 | 1301.09 | nm | |
| Receiver Wavelength Range | L3 | 1303.54 | 1304.58 | 1305.63 | nm | |
| Receiver Wavelength Range | L4 | 1308.09 | 1309.14 | 1310.19 | nm | |
| Average Receiver Power Per Lane | -9.1 | 4.8 | dBm | |||
| Receiver Sensitivity Per Lane | Sen | -7.1 | dBm | |||
| Optical Power Input Overload | Pin-max | 5.3 | dBm | |||
| Receiver Reflectance | Rr | -26 | dB | |||
Ordering information
| Part. No | Specifications | ||||||||
| Pack | Rate
(Gbps) |
Tx
(nm) |
Po
(dBm) |
RX | Sen
(dBm) |
Temp
(℃) |
Reach
(km) |
DDM | |
| QSFPDD-400G-LR4 | QSFP-DD | 400G | EML
LWDM |
-2.8~5.3 | PIN | <-7.1 | 0~70 | 10 | Y |
